Three types of fungi that cause serious lung infections and were once thought to be confined to certain regions of the United States are now widespread.
In 1955, Histoplasma fungi grew mainly in Midwest soil and in parts of the East and South, and that’s where histoplasmosis infections mainly occurred. But Medicare records from 2007 through 2016 indicate that 47 states and Washington, D.C., had cases of histoplasmosis above a certain threshold, researchers report November 11 in Clinical Infectious Diseases.
These fungi are now “a lot more common than we think they are,” says Andrej Spec, an infectious diseases doctor and mycologist at Washington University School of Medicine in
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